49799451 has 16 divisors (see below), whose sum is σ = 71647520. Its totient is φ = 30585600.

The previous prime is 49799441. The next prime is 49799527. The reversal of 49799451 is 15499794.

It is not a de Polignac number, because 49799451 - 2¹⁵ = 49766683 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 49799451.

It is not an unprimeable number, because it can be changed into a prime (49799441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26751 + ... + 28551.

It is an arithmetic number, because the mean of its divisors is an integer number (4477970).

Almost surely, 2^49799451 is an apocalyptic number.

49799451 is a deficient number, since it is larger than the sum of its proper divisors (21848069).

49799451 is a wasteful number, since it uses less digits than its factorization.

49799451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2526.

The product of its digits is 408240, while the sum is 48.

The square root of 49799451 is about 7056.8726076074. The cubic root of 49799451 is about 367.9099372978.

The spelling of 49799451 in words is "forty-nine million, seven hundred ninety-nine thousand, four hundred fifty-one".